package cn.springcloud.consumer.config;

import cn.springcloud.consumer.utils.RedisUtil;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import redis.clients.jedis.JedisPoolConfig;


@PropertySource("classpath:redis.properties")
@Configuration
public class RedisConfig {
    @Value("${redis.maxIdle}")
    private Integer maxIdle;

    @Value("${redis.maxTotal}")
    private Integer maxTotal;

    @Value("${redis.maxWaitMillis}")
    private Integer maxWaitMillis;

    @Value("${redis.minEvictableIdleTimeMillis}")
    private Integer minEvictableIdleTimeMillis;

    @Value("${redis.numTestsPerEvictionRun}")
    private Integer numTestsPerEvictionRun;
    @Value("${redis.timeBetweenEvictionRunsMillis}")
    private long timeBetweenEvictionRunsMillis;
    @Value("${redis.testOnBorrow}")
    private boolean testOnBorrow;
    @Value("${redis.testWhileIdle}")
    private boolean testWhileIdle;
    @Value("${redis.timeout}")
    private int timeOut ;

    //单机
    @Value("${redis.host}")
    private String host ;
    @Value("${redis.password}")
    private String password ;
    @Value("${redis.port}")
    private int port ;

    //哨兵
    @Value("${redis.hostName}")
    private String hostName ;
    @Value("${redis.sentinel.host1}")
    private String senHost1 ;
    @Value("${redis.sentinel.port1}")
    private String senPort1 ;
    @Value("${redis.sentinel.host2}")
    private String senHost2 ;
    @Value("${redis.sentinel.port2}")
    private String senPort2 ;


    //集群
    @Value("${spring.redis.cluster.nodes}")
    private String clusterNodes;
    @Value("${spring.redis.cluster.max-redirects}")
    private Integer mmaxRedirectsac;



//
//    @Bean
//    public ServletListenerRegistrationBean<ApplicationListener> applicationListenerBean(){
//        ServletListenerRegistrationBean<ApplicationListener> sessionListener = new ServletListenerRegistrationBean<ApplicationListener>();
//        return sessionListener;
//    }



    /**
     * JedisPoolConfig 连接池
     * @return
     */
    @Bean
    public JedisPoolConfig jedisPoolConfig() {
        JedisPoolConfig jedisPoolConfig = new JedisPoolConfig();
        // 最大空闲数
        jedisPoolConfig.setMaxIdle(maxIdle);
        // 连接池的最大数据库连接数
        jedisPoolConfig.setMaxTotal(maxTotal);
        // 最大建立连接等待时间
        jedisPoolConfig.setMaxWaitMillis(maxWaitMillis);
        // 逐出连接的最小空闲时间 默认1800000毫秒(30分钟)
        jedisPoolConfig.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
        // 每次逐出检查时 逐出的最大数目 如果为负数就是 : 1/abs(n), 默认3
        jedisPoolConfig.setNumTestsPerEvictionRun(numTestsPerEvictionRun);
        // 逐出扫描的时间间隔(毫秒) 如果为负数,则不运行逐出线程, 默认-1
        jedisPoolConfig.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
        // 是否在从池中取出连接前进行检验,如果检验失败,则从池中去除连接并尝试取出另一个
        jedisPoolConfig.setTestOnBorrow(testOnBorrow);
        // 在空闲时检查有效性, 默认false
        jedisPoolConfig.setTestWhileIdle(testWhileIdle);
        return jedisPoolConfig;
    }

   /* Redis集群的配置
    * @return RedisClusterConfiguration
    */
//    @Bean
//    public RedisClusterConfiguration redisClusterConfiguration(){
//        RedisClusterConfiguration redisClusterConfiguration = new RedisClusterConfiguration();
//        String[] serverArray = clusterNodes.split(",");
//        Set<RedisNode> nodes = new HashSet<RedisNode>();
//        for(String ipPort:serverArray){
//            String[] ipAndPort = ipPort.split(":");
//            nodes.add(new RedisNode(ipAndPort[0].trim(),Integer.valueOf(ipAndPort[1])));
//        }
//        redisClusterConfiguration.setClusterNodes(nodes);
//        redisClusterConfiguration.setMaxRedirects(mmaxRedirectsac);
//        return redisClusterConfiguration;
//    }


    /**
     * 配置redis的哨兵
     * @return RedisSentinelConfiguration
     * @autor lpl
     * @date 2017年12月21日
     * @throws
     */
//    @Bean
//    public RedisSentinelConfiguration sentinelConfiguration(){
//        RedisSentinelConfiguration redisSentinelConfiguration = new RedisSentinelConfiguration();
//        //配置matser的名称
//        RedisNode redisNode = new RedisNode(hostName, port);
//        redisNode.setName("mymaster");
//        redisSentinelConfiguration.master(redisNode);
//        //配置redis的哨兵sentinel
//        RedisNode senRedisNode = new RedisNode(senHost1,senPort1);
//        Set<RedisNode> redisNodeSet = new HashSet<>();
//        redisNodeSet.add(senRedisNode);
//        redisSentinelConfiguration.setSentinels(redisNodeSet);
//        return redisSentinelConfiguration;
//    }


    /**
     * 单机版配置
     * @Title: JedisConnectionFactory
     * @param @param jedisPoolConfig
     * @param @return
     * @return JedisConnectionFactory
     * @throws
     */
    @Bean
    public JedisConnectionFactory JedisConnectionFactory(JedisPoolConfig jedisPoolConfig){
        JedisConnectionFactory JedisConnectionFactory = new JedisConnectionFactory(jedisPoolConfig);
        //连接池
        JedisConnectionFactory.setPoolConfig(jedisPoolConfig);
        //IP地址
        JedisConnectionFactory.setHostName(host);
        //端口号
        JedisConnectionFactory.setPort(port);
        //如果Redis设置有密码
        JedisConnectionFactory.setPassword(password);
        //客户端超时时间单位是毫秒
        JedisConnectionFactory.setTimeout(timeOut);
        return JedisConnectionFactory;
    }

    /**
     * 实例化 RedisTemplate 对象
     *
     * @return
     */
    @Bean
    public RedisTemplate<String, Object> functionDomainRedisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        initDomainRedisTemplate(redisTemplate, redisConnectionFactory);
        return redisTemplate;
    }
    /**
     * 设置数据存入 redis 的序列化方式,并开启事务
     *
     * @param redisTemplate
     * @param factory
     */
    private void initDomainRedisTemplate(RedisTemplate<String, Object> redisTemplate, RedisConnectionFactory factory) {
        //如果不配置Serializer，那么存储的时候缺省使用String，如果用User类型存储，那么会提示错误User can't cast to String！
        // key采用String的序列化模板
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        // hash的key也采用String的序列化模板
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        // value序列化模板采用jackson
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
        // hash的value序列化模板采用jackson
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());
        // 开启事务
        redisTemplate.setEnableTransactionSupport(true);
        redisTemplate.setConnectionFactory(factory);
    }
    /**
     * 注入封装RedisTemplate
     * @Title: redisUtil
     * @return RedisUtil
     * @throws
     */
    @Bean(name = "redisUtil")
    public RedisUtil redisUtil(RedisTemplate<String, Object> redisTemplate) {
        RedisUtil redisUtil = new RedisUtil();
        redisUtil.setRedisTemplate(redisTemplate);
        return redisUtil;
    }




}
